A look at three Linux commands - ps, pstree and tree - for viewing files and processes in a tree-like format.

The btrfsck command is a filesystem-check command like fsck, but it works with the btrfs file system. First a little bit about btrfs. As the name implies, btrfs uses a B-tree data structure that ...

The tree command not only lists all your files, but it creates a tree that shows the names of the folders in which the files reside.